The Bearing,ball,annular, cataloged under National Stock Number 3110-01-210-7514, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Skf Usa Inc.. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-210-7514 |
| Primary Part Number | 306-SZZ-3 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Skf Usa Inc. |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Internal Fit-Up Designation | LOOSE |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Overall Outside Diameter | 72.0 MILLIMETERS NOMINAL MM |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | RIGID |
| Seal Quantity | 2 |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 1.2500 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Lubrication Material Document and Classification | SRI-2,FSCM 99252 MFR REF SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 306-SZZ-3 PRIMARY | Skf Usa Inc. (USA) |
| 391-0381-077 | Parker Hannifin Corporation Div Cylinder Division (USA) |
NSN 3110-01-210-7514 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-210-7514 has 2 manufacturer part numbers on file: 306-SZZ-3 (Skf Usa Inc.), 391-0381-077 (Parker Hannifin Corporation Div Cylinder Division).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-260-5568. Verify interchangeability with system specifications before substitution.
Key specifications for 306-SZZ-3: Retainer Fabrication Method: PRESSED; Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Internal Fit-Up Designation: LOOSE. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.